$NetBSD: patch-ai,v 1.1 2016/07/03 17:50:31 dholland Exp $

--- config/_ml-build.orig	2007-02-13 00:05:27.000000000 +0300
+++ config/_ml-build	2009-03-18 12:37:58.000000000 +0300
@@ -1,5 +1,7 @@
 #!@SHELL@
 
+SMLNJ_HOME="${SMLNJ_HOME:-@SML_BASE@}"
+
 if [ x${SMLNJ_HOME} = x ] ; then
     BIN_DIR="@BINDIR@"
     LIB_DIR="@LIBDIR@"